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Added Living->lookAt()

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This commit is contained in:
Dylan K. Taylor 2017-10-20 10:37:45 +01:00
parent e055ce9526
commit 8daa8deae9
1 changed files with 19 additions and 0 deletions
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19
src/pocketmine/entity/Living.php
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@ -632,4 +632,23 @@ abstract class Living extends Entity implements Damageable{
return null; return null;
} }
/**
* Changes the entity's yaw and pitch to make it look at the specified Vector3 position. For mobs, this will cause
* their heads to turn.
*
* @param Vector3 $target
*/
public function lookAt(Vector3 $target) : void{
$horizontal = sqrt(($target->x - $this->x) ** 2 + ($target->z - $this->z) ** 2);
$vertical = $target->y - $this->y;
$this->pitch = -atan2($vertical, $horizontal) / M_PI * 180; //negative is up, positive is down
$xDist = $target->x - $this->x;
$zDist = $target->z - $this->z;
$this->yaw = atan2($zDist, $xDist) / M_PI * 180 - 90;
if($this->yaw < 0){
$this->yaw += 360.0;
}
}
} }